Accepting request 823076 from home:jsmeix:branches:Printing
Ghostscript security fix CVE-2020-15900 (bsc#1174415) OBS-URL: https://build.opensuse.org/request/show/823076 OBS-URL: https://build.opensuse.org/package/show/Printing/ghostscript?expand=0&rev=128
This commit is contained in:
Johannes Meixner
Git OBS Bridge
parent
03d1d391b8
commit
5e3250a567
27
CVE-2020-15900.patch
Normal file
27
CVE-2020-15900.patch
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@ -0,0 +1,27 @@
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--- psi/zstring.c.orig 2020-03-19 09:21:42.000000000 +0100
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+++ psi/zstring.c 2020-07-27 08:25:08.963425295 +0200
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@@ -142,13 +142,18 @@ search_impl(i_ctx_t *i_ctx_p, bool forwa
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return 0;
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found:
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op->tas.type_attrs = op1->tas.type_attrs;
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- op->value.bytes = ptr;
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- r_set_size(op, size);
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+ op->value.bytes = ptr; /* match */
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+ op->tas.rsize = size; /* match */
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push(2);
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- op[-1] = *op1;
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- r_set_size(op - 1, ptr - op[-1].value.bytes);
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- op1->value.bytes = ptr + size;
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- r_set_size(op1, count + (!forward ? (size - 1) : 0));
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+ op[-1] = *op1; /* pre */
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+ op[-3].value.bytes = ptr + size; /* post */
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+ if (forward) {
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+ op[-1].tas.rsize = ptr - op[-1].value.bytes; /* pre */
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+ op[-3].tas.rsize = count; /* post */
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+ } else {
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+ op[-1].tas.rsize = count; /* pre */
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+ op[-3].tas.rsize -= count + size; /* post */
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+ }
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make_true(op);
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return 0;
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}
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@ -1,3 +1,10 @@
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-------------------------------------------------------------------
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Tue Jul 28 09:15:30 CEST 2020 - jsmeix@suse.de
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- CVE-2020-15900.patch fixes CVE-2020-15900 Memory Corruption
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cf. https://bugs.ghostscript.com/show_bug.cgi?id=702582
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(bsc#1174415)
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-------------------------------------------------------------------
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Wed Apr 29 12:09:39 CEST 2020 - jsmeix@suse.de
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@ -78,6 +78,13 @@ Release: 0
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Source0: ghostscript-%{version}.tar.gz
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Source1: apparmor_ghostscript
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# Patch0...Patch9 is for patches from upstream:
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# Patch1 CVE-2020-15900.patch is
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# https://github.com/ArtifexSoftware/ghostpdl/commit/5d499272b95a6b890a1397e11d20937de000d31b
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# that fixes CVE-2020-15900 Memory Corruption
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# in the rsearch PostScript function that is implemented as search_impl() in psi/zstring.c
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# cf. https://bugs.ghostscript.com/show_bug.cgi?id=702582
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# and https://bugzilla.suse.com/show_bug.cgi?id=1174415
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Patch1: CVE-2020-15900.patch
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# Source10...Source99 is for sources from SUSE which are intended for upstream:
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# Patch10...Patch99 is for patches from SUSE which are intended for upstream:
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# Source100...Source999 is for sources from SUSE which are not intended for upstream:
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@ -146,6 +153,13 @@ This package contains the development files for Minimal Ghostscript.
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# Be quiet when unpacking and
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# use a directory name matching Source0 to make it work also for ghostscript-mini:
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%setup -q -n ghostscript-%{tarball_version}
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# Patch1 CVE-2020-15900.patch is
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# https://github.com/ArtifexSoftware/ghostpdl/commit/5d499272b95a6b890a1397e11d20937de000d31b
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# that fixes CVE-2020-15900 Memory Corruption
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# in the rsearch PostScript function that is implemented as search_impl() in psi/zstring.c
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# cf. https://bugs.ghostscript.com/show_bug.cgi?id=702582
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# and https://bugzilla.suse.com/show_bug.cgi?id=1174415
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%patch1
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# Patch100 remove-zlib-h-dependency.patch removes dependency on zlib/zlib.h
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# in makefiles as we do not use the zlib sources from the Ghostscript upstream tarball.
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# Again use the zlib sources from Ghostscript upstream
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@ -1,3 +1,10 @@
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-------------------------------------------------------------------
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Tue Jul 28 09:15:30 CEST 2020 - jsmeix@suse.de
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- CVE-2020-15900.patch fixes CVE-2020-15900 Memory Corruption
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cf. https://bugs.ghostscript.com/show_bug.cgi?id=702582
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(bsc#1174415)
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-------------------------------------------------------------------
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Wed Apr 29 12:09:39 CEST 2020 - jsmeix@suse.de
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@ -102,6 +102,13 @@ Release: 0
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Source0: ghostscript-%{version}.tar.gz
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Source1: apparmor_ghostscript
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# Patch0...Patch9 is for patches from upstream:
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# Patch1 CVE-2020-15900.patch is
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# https://github.com/ArtifexSoftware/ghostpdl/commit/5d499272b95a6b890a1397e11d20937de000d31b
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# that fixes CVE-2020-15900 Memory Corruption
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# in the rsearch PostScript function that is implemented as search_impl() in psi/zstring.c
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# cf. https://bugs.ghostscript.com/show_bug.cgi?id=702582
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# and https://bugzilla.suse.com/show_bug.cgi?id=1174415
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Patch1: CVE-2020-15900.patch
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# Source10...Source99 is for sources from SUSE which are intended for upstream:
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# Patch10...Patch99 is for patches from SUSE which are intended for upstream:
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# Source100...Source999 is for sources from SUSE which are not intended for upstream:
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@ -283,6 +290,13 @@ This package contains the development files for Ghostscript.
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# Be quiet when unpacking and
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# use a directory name matching Source0 to make it work also for ghostscript-mini:
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%setup -q -n ghostscript-%{tarball_version}
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# Patch1 CVE-2020-15900.patch is
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# https://github.com/ArtifexSoftware/ghostpdl/commit/5d499272b95a6b890a1397e11d20937de000d31b
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# that fixes CVE-2020-15900 Memory Corruption
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# in the rsearch PostScript function that is implemented as search_impl() in psi/zstring.c
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# cf. https://bugs.ghostscript.com/show_bug.cgi?id=702582
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# and https://bugzilla.suse.com/show_bug.cgi?id=1174415
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%patch1
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# Patch100 remove-zlib-h-dependency.patch removes dependency on zlib/zlib.h
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# in makefiles as we do not use the zlib sources from the Ghostscript upstream tarball.
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# Again use the zlib sources from Ghostscript upstream
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